Product-placement is now the rage with music videos. “We are currently seeking brands who want to partner with us for the upcoming (Grammy-winning, platinum-selling) Kelly Rowland music video for the first single off of her new album,” says a mass e-mail from a Universal Motown exec. “We are primed for an outstanding project. This will be a video that is serviced around the world.” Maybe Rowland will drink compulsively from a giant Coca-Cola cup, like Simon Cowell does on “American Idol.”